<template>
	<view v-if="goodsdetaillist.goods_name" class="goods_detail_container">
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" class="swiper-detail"
			circular="true">
			<swiper-item class="swiper-item" v-for="(detail,i) in goodsdetaillist.pics" :key="i">
				<image class="swiper-item-img" :src="detail.pics_big" @click="preview(i)"></image>
			</swiper-item>
		</swiper>
		<view class="goods_detail_box">
			<view class="goods_detail_price">￥{{goodsdetaillist.goods_price}}</view>
			<view class="goods_detail_body">
				<view class="goods_detail_title">{{goodsdetaillist.goods_name}}</view>
				<view class="favi">
					<uni-icons type="star" size="18" color="gray"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<view class="yf">快递：免运费</view>
		</view>
		<rich-text :nodes="goodsdetaillist.goods_introduce"></rich-text>
		<view class="goods_nav">
			<uni-goods-nav :fill="true" :options="options" :buttonGroup="buttonGroup" @click="onClick"
				@buttonClick="buttonClick" />
		</view>
	</view>
</template>

<script>
	import {
		mapState,
		mapMutations,
		mapGetters
	} from 'vuex'
	export default {
		computed: {
			...mapState('m_cart', []),
			...mapGetters('m_cart', ['total'])
		},
		watch: {

			total: {
				handler(newVal) {
					const findResult = this.options.find(x => x.text === '购物车')
					if (findResult) {
						findResult.info = newVal
					}
				},
				immediate: true
			}
		},
		data() {
			return {
				goodsdetaillist: [],
				options: [{
					icon: "headphones",
					text: '客服'
				}, {
					icon: "shop",
					text: '店铺',
					infoBackgroundColor: '#007aff',
					infoColor: "red"
				}, {
					icon: 'cart',
					text: '购物车',
					info: 0
				}],
				buttonGroup: [{
						text: "加入购物车",
						backgroundColor: '#ff0080',
						color: '#fff'
					},
					{
						text: "立即购买",
						backgroundColor: '#ffa200',
						color: "#fff"
					}
				],
			}
		},
		onLoad(options) {
			const goods_id = options.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods: {
			...mapMutations('m_cart', ['addToCart']),
			async getGoodsDetail(goods_id) {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/goods/detail', {
					goods_id
				})
				if (res.meta.status !== 200) return uni.$showMsg()
				res.message.goods_introduce = res.message.goods_introduce.replace(/<img /g,
					'<img style="display: block;"').replace(/.webp/g, '.jpg')
				this.goodsdetaillist = res.message
			},
			//轮播图预览效果
			preview(i) {
				//预览图片
				uni.previewImage({
					current: i,
					urls: this.goodsdetaillist.pics.map(x => x.pics_big)
				})
			},
			onClick(e) {
				if (e.content.text == '购物车') {
					uni.switchTab({
						url: '/pages/cart/cart'
					})
				}
			},
			buttonClick(e) {
				if (e.content.text === '加入购物车') {
					const goods = {
						goods_id: this.goodsdetaillist.goods_id,
						goods_name: this.goodsdetaillist.goods_name,
						goods_price: this.goodsdetaillist.goods_price,
						goods_count: 1,
						goods_small_logo: this.goodsdetaillist.goods_small_logo,
						goods_state: true
					}
					this.addToCart(goods)
					this.options[2].info = goods.goods_count
				}
			}

		}

	}
</script>

<style lang="scss">
	swiper {
		height: 750rpx;

		.swiper-item-img {
			width: 100%;
			height: 100%;
		}
	}

	.goods_detail_box {
		padding: 10px 5px;

		.goods_detail_price {
			color: #c00000;
			font-size: 18px;

		}

		.goods_detail_body {
			display: flex;
			justify-content: space-between;

			.goods_detail_title {
				font-size: 13px;
				margin-top: 10px;
				margin-right: 10px;
			}

			.favi {
				width: 120px;
				font-size: 12px;
				display: flex;
				flex-direction: column;
				align-items: center;
				justify-content: center;
				border: 1px solid #efefef;
				color: gray;
			}
		}

		.yf {
			margin: 10px 0;
			color: gray;
			font-size: 12px;
		}
	}

	.goods_nav {
		position: fixed;
		bottom: 0;
		left: 0;
		width: 100%;
	}

	.goods_detail_container {
		padding-bottom: 50px;
	}
</style>